package com.rui.cn.provider.config;

import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.PropertyAccessor;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.cache.CacheManager;
import org.springframework.cache.annotation.CachingConfigurerSupport;
import org.springframework.cache.interceptor.KeyGenerator;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.cache.RedisCacheManager;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.core.StringRedisTemplate;
import org.springframework.data.redis.serializer.Jackson2JsonRedisSerializer;

import java.lang.reflect.Method;

/**
 * @描述：redis配置
 * @创建人：[zhang]
 * @类名：RedisConfig
 * @时间：2018/1/13 0013-下午 22:23
 **/
@Configuration
public class RedisConfig extends CachingConfigurerSupport {

    /**
     * 生成key的策略
     *
     * @return
     */
    @Override
    public KeyGenerator keyGenerator() {
        return new KeyGenerator() {
            @Override
            public Object generate(Object target, Method method, Object... params) {
                StringBuilder sb = new StringBuilder();
                sb.append(target.getClass().getName());
                sb.append(method.getName());
                for (Object obj : params) {
                    sb.append(obj.toString());
                }
                return sb.toString();
            }
        };
    }

    /**
     * 管理缓存
     */
    @Bean
    public CacheManager cacheManager(RedisTemplate redisTemplate) {
        RedisCacheManager rcm = new RedisCacheManager(redisTemplate);
        return rcm;
    }

    /**
     * 使用自定义序列化方式配合注解使用缓存 序列化会出错
     * RedisTemplate配置
     */
    @Bean
    public RedisTemplate<String, String> redisTemplate(RedisConnectionFactory factory) {
        StringRedisTemplate template = new StringRedisTemplate(factory);
        //定义value的序列化方式
        Jackson2JsonRedisSerializer jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer(Object.class);
        ObjectMapper om = new ObjectMapper();
        om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
        om.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
        jackson2JsonRedisSerializer.setObjectMapper(om);
        template.setValueSerializer(jackson2JsonRedisSerializer);
        template.setHashValueSerializer(jackson2JsonRedisSerializer);
        template.afterPropertiesSet();
        return template;
    }
//    public JedisConnectionFactory redisConnectionFactory(){
//        JedisConnectionFactory factory = new JedisConnectionFactory();
//        factory.setHostName(host);
//        factory.setPort(port);
//        factory.setTimeout(timeout);    //设置连接超时
//        JedisPoolConfig jedisPoolConfig = new JedisPoolConfig();
//        jedisPoolConfig.setMaxIdle(maxIdle);
//        jedisPoolConfig.setMaxWaitMillis(maxWaitMillis);
//        jedisPoolConfig.setMinIdle(minIdle);
//        jedisPoolConfig.setMaxTotal(maxActive);
//        factory.setPoolConfig(jedisPoolConfig);
//        return factory;
//    }
//    public JedisPool redisPoolFactory() {
//        System.out.println("-------------->"+"redis连接初始化"+host);
//        JedisPoolConfig jedisPoolConfig = new JedisPoolConfig();
//        jedisPoolConfig.setMaxIdle(maxIdle);
//        jedisPoolConfig.setMaxWaitMillis(maxWaitMillis);
//        jedisPoolConfig.setMinIdle(minIdle);
//        jedisPoolConfig.setMaxTotal(maxActive);
//        JedisPool jedisPool = new JedisPool(jedisPoolConfig, host, port, timeout);
//        return jedisPool;
//    }
}